nLab
Sandbox

\,

\,

\,

\,

x 2(2x 2)+(1x 2) 2=1 x^2(2 - x^2) + (1 - x^2)^2 = 1

\,

\,

\,

Last revised on April 19, 2018 at 04:15:12. See the history of this page for a list of all contributions to it.